body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background: #f4f6fa;
    margin: 0;
    padding: 0;
}
.navbar {
    background: #1976d2;
    color: #fff;
    padding: 16px 32px;
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.navbar a {
    color: #fff;
    text-decoration: none;
    margin: 0 12px;
    font-weight: 500;
    transition: color 0.2s;
}
.navbar a:hover {
    color: #ffeb3b;
}
.container {
    max-width: 1200px;
    min-width: 320px;
    margin: 0 auto;
    padding: 16px;
    width: 100%;
    box-sizing: border-box;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}
@media (max-width: 600px) {
    .container {
        padding: 8px;
    }
}
h1, h2 {
    color: #1976d2;
    margin-top: 0;
}
.card-list {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    justify-content: center;
    margin: 32px 0;
}
.card {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.07);
    padding: 32px 24px;
    min-width: 180px;
    text-align: center;
    transition: box-shadow 0.2s;
}
.card:hover {
    box-shadow: 0 4px 16px rgba(25,118,210,0.15);
}
.card a {
    color: #1976d2;
    text-decoration: none;
    font-size: 18px;
    font-weight: 600;
}
form {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-top: 24px;
}
input, textarea {
    padding: 10px 12px;
    border: 1px solid #bdbdbd;
    border-radius: 6px;
    font-size: 16px;
    background: #f9f9f9;
    transition: border 0.2s;
}
input:focus, textarea:focus {
    border: 1.5px solid #1976d2;
    outline: none;
}
input[type="submit"] {
    background: #1976d2;
    color: #fff;
    border: none;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    border-radius: 6px;
    transition: background 0.2s;
}
input[type="submit"]:hover {
    background: #1256a0;
} 